layers: LX264, Validate immutable format bit in image layer

diff --git a/layers/image.cpp b/layers/image.cpp
index 88d16c2..1d8de45 100644 (file)
--- a/layers/image.cpp
+++ b/layers/image.cpp
@@ -506,11 +506,33 @@ VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL vkCreateImageView(VkDevice device
             skipCall |= log_msg(device_data->report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, (VkDebugReportObjectTypeEXT)0, 0, __LINE__, IMAGE_VIEW_CREATE_ERROR, "IMAGE", "%s", ss.str().c_str());
         }
 
-        // Validate correct image aspect bits for desired formats and format consistency
         VkFormat           imageFormat = imageEntry->second.format;
         VkFormat           ivciFormat  = pCreateInfo->format;
         VkImageAspectFlags aspectMask  = pCreateInfo->subresourceRange.aspectMask;
 
+        // Validate VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT state
+        if (pCreateInfo->flags & VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT) {
+            // Format MUST be compatible (in the same format compatibility class) as the format the image was created with
+            if (vk_format_get_compatibility_class(imageFormat) != vk_format_get_compatibility_class(ivciFormat)) {
+                std::stringstream ss;
+                ss << "vkCreateImageView(): ImageView format " << string_VkFormat(ivciFormat) << " is not in the same format compatibility class as image ("    <<
+                    (uint64_t)pCreateInfo->image << ")  format " << string_VkFormat(imageFormat) << ".  Images created with the VK_IMAGE_CREATE_MUTABLE_FORMAT BIT " <<
+                    "can support ImageViews with differing formats but they must be in the same compatibility class.";
+                skipCall |= log_msg(device_data->report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, (VkDebugReportObjectTypeEXT)0, 0, __LINE__,
+                    IMAGE_VIEW_CREATE_ERROR, "IMAGE", "%s", ss.str().c_str());
+            }
+        } else {
+            // Format MUST be IDENTICAL to the format the image was created with
+            if (imageFormat != ivciFormat) {
+                std::stringstream ss;
+                ss << "vkCreateImageView() format " << string_VkFormat(ivciFormat) << " differs from image " << (uint64_t)pCreateInfo->image << " format " <<
+                    string_VkFormat(imageFormat) << ".  Formats MUST be IDENTICAL unless VK_IMAGE_CREATE_MUTABLE_FORMAT BIT was set on image creation.";
+                skipCall |= log_msg(device_data->report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, (VkDebugReportObjectTypeEXT)0, 0, __LINE__,
+                    IMAGE_VIEW_CREATE_ERROR, "IMAGE", "%s", ss.str().c_str());
+            }
+        }
+
+        // Validate correct image aspect bits for desired formats and format consistency
         if (vk_format_is_color(imageFormat)) {
             if ((aspectMask & VK_IMAGE_ASPECT_COLOR_BIT) != VK_IMAGE_ASPECT_COLOR_BIT) {
                 std::stringstream ss;
@@ -576,8 +598,9 @@ VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL vkCreateImageView(VkDevice device
         }
     }
 
-    if (skipCall)
+    if (skipCall) {
         return VK_ERROR_VALIDATION_FAILED_EXT;
+    }
 
     VkResult result = device_data->device_dispatch_table->CreateImageView(device, pCreateInfo, pAllocator, pView);
     return result;

diff --git a/layers/vk_layer_utils.cpp b/layers/vk_layer_utils.cpp
index 628555c..4eb1e90 100644 (file)
--- a/layers/vk_layer_utils.cpp
+++ b/layers/vk_layer_utils.cpp
@@ -29,200 +29,202 @@
 #include "vulkan/vulkan.h"
 #include "vk_layer_utils.h"
 
+
 typedef struct _VULKAN_FORMAT_INFO {
-    size_t size;
-    uint32_t channel_count;
+    size_t                      size;
+    uint32_t                    channel_count;
+    VkFormatCompatibilityClass  format_class;
 } VULKAN_FORMAT_INFO;
 
 
 // Set up data structure with number of bytes and number of channels
 // for each Vulkan format.
 static const VULKAN_FORMAT_INFO vk_format_table[VK_FORMAT_RANGE_SIZE] = {
-    { 0,  0 }, //    [VK_FORMAT_UNDEFINED]
-    { 1,  2 }, //    [VK_FORMAT_R4G4_UNORM_PACK8]
-    { 2,  4 }, //    [VK_FORMAT_R4G4B4A4_UNORM_PACK16]
-    { 2,  4 }, //    [VK_FORMAT_B4G4R4A4_UNORM_PACK16]
-    { 2,  3 }, //    [VK_FORMAT_R5G6B5_UNORM_PACK16]
-    { 2,  3 }, //    [VK_FORMAT_B5G6R5_UNORM_PACK16]
-    { 2,  4 }, //    [VK_FORMAT_R5G5B5A1_UNORM_PACK16]
-    { 2,  4 }, //    [VK_FORMAT_B5G5R5A1_UNORM_PACK16]
-    { 2,  4 }, //    [VK_FORMAT_A1R5G5B5_UNORM_PACK16]
-    { 1,  1 }, //    [VK_FORMAT_R8_UNORM]
-    { 1,  1 }, //    [VK_FORMAT_R8_SNORM]
-    { 1,  1 }, //    [VK_FORMAT_R8_USCALED]
-    { 1,  1 }, //    [VK_FORMAT_R8_SSCALED]
-    { 1,  1 }, //    [VK_FORMAT_R8_UINT]
-    { 1,  1 }, //    [VK_FORMAT_R8_SINT]
-    { 1,  1 }, //    [VK_FORMAT_R8_SRGB]
-    { 2,  2 }, //    [VK_FORMAT_R8G8_UNORM]
-    { 2,  2 }, //    [VK_FORMAT_R8G8_SNORM]
-    { 2,  2 }, //    [VK_FORMAT_R8G8_USCALED]
-    { 2,  2 }, //    [VK_FORMAT_R8G8_SSCALED]
-    { 2,  2 }, //    [VK_FORMAT_R8G8_UINT]
-    { 2,  2 }, //    [VK_FORMAT_R8G8_SINT]
-    { 2,  2 }, //    [VK_FORMAT_R8G8_SRGB]
-    { 3,  3 }, //    [VK_FORMAT_R8G8B8_UNORM]
-    { 3,  3 }, //    [VK_FORMAT_R8G8B8_SNORM]
-    { 3,  3 }, //    [VK_FORMAT_R8G8B8_USCALED]
-    { 3,  3 }, //    [VK_FORMAT_R8G8B8_SSCALED]
-    { 3,  3 }, //    [VK_FORMAT_R8G8B8_UINT]
-    { 3,  3 }, //    [VK_FORMAT_R8G8B8_SINT]
-    { 3,  3 }, //    [VK_FORMAT_R8G8B8_SRGB]
-    { 3,  3 }, //    [VK_FORMAT_B8G8R8_UNORM]
-    { 3,  3 }, //    [VK_FORMAT_B8G8R8_SNORM]
-    { 3,  3 }, //    [VK_FORMAT_B8G8R8_USCALED]
-    { 3,  3 }, //    [VK_FORMAT_B8G8R8_SSCALED]
-    { 3,  3 }, //    [VK_FORMAT_B8G8R8_UINT]
-    { 3,  3 }, //    [VK_FORMAT_B8G8R8_SINT]
-    { 3,  3 }, //    [VK_FORMAT_B8G8R8_SRGB]
-    { 4,  4 }, //    [VK_FORMAT_R8G8B8A8_UNORM]
-    { 4,  4 }, //    [VK_FORMAT_R8G8B8A8_SNORM]
-    { 4,  4 }, //    [VK_FORMAT_R8G8B8A8_USCALED]
-    { 4,  4 }, //    [VK_FORMAT_R8G8B8A8_SSCALED]
-    { 4,  4 }, //    [VK_FORMAT_R8G8B8A8_UINT]
-    { 4,  4 }, //    [VK_FORMAT_R8G8B8A8_SINT]
-    { 4,  4 }, //    [VK_FORMAT_R8G8B8A8_SRGB]
-    { 4,  4 }, //    [VK_FORMAT_B8G8R8A8_UNORM]
-    { 4,  4 }, //    [VK_FORMAT_B8G8R8A8_SNORM]
-    { 4,  4 }, //    [VK_FORMAT_B8G8R8A8_USCALED]
-    { 4,  4 }, //    [VK_FORMAT_B8G8R8A8_SSCALED]
-    { 4,  4 }, //    [VK_FORMAT_B8G8R8A8_UINT]
-    { 4,  4 }, //    [VK_FORMAT_B8G8R8A8_SINT]
-    { 4,  4 }, //    [VK_FORMAT_B8G8R8A8_SRGB]
-    { 4,  4 }, //    [VK_FORMAT_A8B8G8R8_UNORM_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A8B8G8R8_SNORM_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A8B8G8R8_USCALED_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A8B8G8R8_SSCALED_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A8B8G8R8_UINT_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A8B8G8R8_SINT_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_B8G8R8A8_SRGB_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2R10G10B10_UNORM_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2R10G10B10_SNORM_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2R10G10B10_USCALED_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2R10G10B10_SSCALED_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2R10G10B10_UINT_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2R10G10B10_SINT_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2B10G10R10_UNORM_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2B10G10R10_SNORM_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2B10G10R10_USCALED_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2B10G10R10_SSCALED_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2B10G10R10_UINT_PACK32]
-    { 4,  4 }, //    [VK_FORMAT_A2B10G10R10_SINT_PACK32]
-    { 2,  1 }, //    [VK_FORMAT_R16_UNORM]
-    { 2,  1 }, //    [VK_FORMAT_R16_SNORM]
-    { 2,  1 }, //    [VK_FORMAT_R16_USCALED]
-    { 2,  1 }, //    [VK_FORMAT_R16_SSCALED]
-    { 2,  1 }, //    [VK_FORMAT_R16_UINT]
-    { 2,  1 }, //    [VK_FORMAT_R16_SINT]
-    { 2,  1 }, //    [VK_FORMAT_R16_SFLOAT]
-    { 4,  2 }, //    [VK_FORMAT_R16G16_UNORM]
-    { 4,  2 }, //    [VK_FORMAT_R16G16_SNORM]
-    { 4,  2 }, //    [VK_FORMAT_R16G16_USCALED]
-    { 4,  2 }, //    [VK_FORMAT_R16G16_SSCALED]
-    { 4,  2 }, //    [VK_FORMAT_R16G16_UINT]
-    { 4,  2 }, //    [VK_FORMAT_R16G16_SINT]
-    { 4,  2 }, //    [VK_FORMAT_R16G16_SFLOAT]
-    { 6,  3 }, //    [VK_FORMAT_R16G16B16_UNORM]
-    { 6,  3 }, //    [VK_FORMAT_R16G16B16_SNORM]
-    { 6,  3 }, //    [VK_FORMAT_R16G16B16_USCALED]
-    { 6,  3 }, //    [VK_FORMAT_R16G16B16_SSCALED]
-    { 6,  3 }, //    [VK_FORMAT_R16G16B16_UINT]
-    { 6,  3 }, //    [VK_FORMAT_R16G16B16_SINT]
-    { 6,  3 }, //    [VK_FORMAT_R16G16B16_SFLOAT]
-    { 8,  4 }, //    [VK_FORMAT_R16G16B16A16_UNORM]
-    { 8,  4 }, //    [VK_FORMAT_R16G16B16A16_SNORM]
-    { 8,  4 }, //    [VK_FORMAT_R16G16B16A16_USCALED]
-    { 8,  4 }, //    [VK_FORMAT_R16G16B16A16_SSCALED]
-    { 8,  4 }, //    [VK_FORMAT_R16G16B16A16_UINT]
-    { 8,  4 }, //    [VK_FORMAT_R16G16B16A16_SINT]
-    { 8,  4 }, //    [VK_FORMAT_R16G16B16A16_SFLOAT]
-    { 4,  1 }, //    [VK_FORMAT_R32_UINT]
-    { 4,  1 }, //    [VK_FORMAT_R32_SINT]
-    { 4,  1 }, //    [VK_FORMAT_R32_SFLOAT]
-    { 8,  2 }, //    [VK_FORMAT_R32G32_UINT]
-    { 8,  2 }, //    [VK_FORMAT_R32G32_SINT]
-    { 8,  2 }, //    [VK_FORMAT_R32G32_SFLOAT]
-    { 12, 3 }, //    [VK_FORMAT_R32G32B32_UINT]
-    { 12, 3 }, //    [VK_FORMAT_R32G32B32_SINT]
-    { 12, 3 }, //    [VK_FORMAT_R32G32B32_SFLOAT]
-    { 16, 4 }, //    [VK_FORMAT_R32G32B32A32_UINT]
-    { 16, 4 }, //    [VK_FORMAT_R32G32B32A32_SINT]
-    { 16, 4 }, //    [VK_FORMAT_R32G32B32A32_SFLOAT]
-    { 8,  1 }, //    [VK_FORMAT_R64_UINT]
-    { 8,  1 }, //    [VK_FORMAT_R64_SINT]
-    { 8,  1 }, //    [VK_FORMAT_R64_SFLOAT]
-    { 16, 2 }, //    [VK_FORMAT_R64G64_UINT]
-    { 16, 2 }, //    [VK_FORMAT_R64G64_SINT]
-    { 16, 2 }, //    [VK_FORMAT_R64G64_SFLOAT]
-    { 24, 3 }, //    [VK_FORMAT_R64G64B64_UINT]
-    { 24, 3 }, //    [VK_FORMAT_R64G64B64_SINT]
-    { 24, 3 }, //    [VK_FORMAT_R64G64B64_SFLOAT]
-    { 32, 4 }, //    [VK_FORMAT_R64G64B64A64_UINT]
-    { 32, 4 }, //    [VK_FORMAT_R64G64B64A64_SINT]
-    { 32, 4 }, //    [VK_FORMAT_R64G64B64A64_SFLOAT]
-    { 4,  3 }, //    [VK_FORMAT_B10G11R11_UFLOAT_PACK32]
-    { 4,  3 }, //    [VK_FORMAT_E5B9G9R9_UFLOAT_PACK32]
-    { 2,  1 }, //    [VK_FORMAT_D16_UNORM]
-    { 3,  1 }, //    [VK_FORMAT_X8_D24_UNORM_PACK32]
-    { 4,  1 }, //    [VK_FORMAT_D32_SFLOAT]
-    { 1,  1 }, //    [VK_FORMAT_S8_UINT]
-    { 3,  2 }, //    [VK_FORMAT_D16_UNORM_S8_UINT]
-    { 4,  2 }, //    [VK_FORMAT_D24_UNORM_S8_UINT]
-    { 4,  2 }, //    [VK_FORMAT_D32_SFLOAT_S8_UINT]
-    { 8,  4 }, //    [VK_FORMAT_BC1_RGB_UNORM_BLOCK]
-    { 8,  4 }, //    [VK_FORMAT_BC1_RGB_SRGB_BLOCK]
-    { 8,  4 }, //    [VK_FORMAT_BC1_RGBA_UNORM_BLOCK]
-    { 8,  4 }, //    [VK_FORMAT_BC1_RGBA_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_BC2_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_BC2_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_BC3_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_BC3_SRGB_BLOCK]
-    { 8,  4 }, //    [VK_FORMAT_BC4_UNORM_BLOCK]
-    { 8,  4 }, //    [VK_FORMAT_BC4_SNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_BC5_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_BC5_SNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_BC6H_UFLOAT_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_BC6H_SFLOAT_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_BC7_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_BC7_SRGB_BLOCK]
-    { 8, 3 },  //    [VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK]
-    { 8, 3 },  //    [VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK]
-    { 8, 4 },  //    [VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK]
-    { 8, 4 },  //    [VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK]
-    { 8, 4 },  //    [VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK]
-    { 8, 4 },  //    [VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK]
-    { 8, 1 },  //    [VK_FORMAT_EAC_R11_UNORM_BLOCK]
-    { 8, 1 },  //    [VK_FORMAT_EAC_R11_SNORM_BLOCK]
-    { 16, 2 }, //    [VK_FORMAT_EAC_R11G11_UNORM_BLOCK]
-    { 16, 2 }, //    [VK_FORMAT_EAC_R11G11_SNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_4x4_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_4x4_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_5x4_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_5x4_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_5x5_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_5x5_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_6x5_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_6x5_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_6x6_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_6x6_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_8x5_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_8x5_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_8x6_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_8x6_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_8x8_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_8x8_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_10x5_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_10x5_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_10x6_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_10x6_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_10x8_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_10x8_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_10x10_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_10x10_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_12x10_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_12x10_SRGB_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_12x12_UNORM_BLOCK]
-    { 16, 4 }, //    [VK_FORMAT_ASTC_12x12_SRGB_BLOCK]
+    { 0,  0, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT },          //    [VK_FORMAT_UNDEFINED]
+    { 1,  2, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT },             //    [VK_FORMAT_R4G4_UNORM_PACK8]
+    { 2,  4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R4G4B4A4_UNORM_PACK16]
+    { 2,  4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_B4G4R4A4_UNORM_PACK16]
+    { 2,  3, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R5G6B5_UNORM_PACK16]
+    { 2,  3, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_B5G6R5_UNORM_PACK16]
+    { 2,  4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R5G5B5A1_UNORM_PACK16]
+    { 2,  4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_B5G5R5A1_UNORM_PACK16]
+    { 2,  4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_A1R5G5B5_UNORM_PACK16]
+    { 1,  1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT },             //    [VK_FORMAT_R8_UNORM]
+    { 1,  1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT },              //    [VK_FORMAT_R8_SNORM]
+    { 1,  1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT },             //    [VK_FORMAT_R8_USCALED]
+    { 1,  1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT },             //    [VK_FORMAT_R8_SSCALED]
+    { 1,  1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT },             //    [VK_FORMAT_R8_UINT]
+    { 1,  1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT },             //    [VK_FORMAT_R8_SINT]
+    { 1,  1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT },             //    [VK_FORMAT_R8_SRGB]
+    { 2,  2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R8G8_UNORM]
+    { 2,  2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R8G8_SNORM]
+    { 2,  2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R8G8_USCALED]
+    { 2,  2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R8G8_SSCALED]
+    { 2,  2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R8G8_UINT]
+    { 2,  2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R8G8_SINT]
+    { 2,  2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R8G8_SRGB]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_R8G8B8_UNORM]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_R8G8B8_SNORM]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_R8G8B8_USCALED]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_R8G8B8_SSCALED]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_R8G8B8_UINT]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_R8G8B8_SINT]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_R8G8B8_SRGB]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_B8G8R8_UNORM]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_B8G8R8_SNORM]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_B8G8R8_USCALED]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_B8G8R8_SSCALED]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_B8G8R8_UINT]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_B8G8R8_SINT]
+    { 3,  3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT },            //    [VK_FORMAT_B8G8R8_SRGB]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R8G8B8A8_UNORM]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R8G8B8A8_SNORM]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R8G8B8A8_USCALED]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R8G8B8A8_SSCALED]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R8G8B8A8_UINT]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R8G8B8A8_SINT]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R8G8B8A8_SRGB]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_B8G8R8A8_UNORM]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_B8G8R8A8_SNORM]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_B8G8R8A8_USCALED]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_B8G8R8A8_SSCALED]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_B8G8R8A8_UINT]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_B8G8R8A8_SINT]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_B8G8R8A8_SRGB]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A8B8G8R8_UNORM_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A8B8G8R8_SNORM_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A8B8G8R8_USCALED_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A8B8G8R8_SSCALED_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A8B8G8R8_UINT_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A8B8G8R8_SINT_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_B8G8R8A8_SRGB_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2R10G10B10_UNORM_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2R10G10B10_SNORM_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2R10G10B10_USCALED_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2R10G10B10_SSCALED_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2R10G10B10_UINT_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2R10G10B10_SINT_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2B10G10R10_UNORM_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2B10G10R10_SNORM_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2B10G10R10_USCALED_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2B10G10R10_SSCALED_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2B10G10R10_UINT_PACK32]
+    { 4,  4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_A2B10G10R10_SINT_PACK32]
+    { 2,  1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R16_UNORM]
+    { 2,  1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R16_SNORM]
+    { 2,  1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R16_USCALED]
+    { 2,  1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R16_SSCALED]
+    { 2,  1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R16_UINT]
+    { 2,  1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R16_SINT]
+    { 2,  1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT },            //    [VK_FORMAT_R16_SFLOAT]
+    { 4,  2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R16G16_UNORM]
+    { 4,  2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R16G16_SNORM]
+    { 4,  2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R16G16_USCALED]
+    { 4,  2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R16G16_SSCALED]
+    { 4,  2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R16G16_UINT]
+    { 4,  2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R16G16_SINT]
+    { 4,  2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R16G16_SFLOAT]
+    { 6,  3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT },            //    [VK_FORMAT_R16G16B16_UNORM]
+    { 6,  3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT },            //    [VK_FORMAT_R16G16B16_SNORM]
+    { 6,  3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT },            //    [VK_FORMAT_R16G16B16_USCALED]
+    { 6,  3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT },            //    [VK_FORMAT_R16G16B16_SSCALED]
+    { 6,  3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT },            //    [VK_FORMAT_R16G16B16_UINT]
+    { 6,  3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT },            //    [VK_FORMAT_R16G16B16_SINT]
+    { 6,  3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT },            //    [VK_FORMAT_R16G16B16_SFLOAT]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R16G16B16A16_UNORM]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R16G16B16A16_SNORM]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R16G16B16A16_USCALED]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R16G16B16A16_SSCALED]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R16G16B16A16_UINT]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R16G16B16A16_SINT]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R16G16B16A16_SFLOAT]
+    { 4,  1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R32_UINT]
+    { 4,  1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R32_SINT]
+    { 4,  1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_R32_SFLOAT]
+    { 8,  2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R32G32_UINT]
+    { 8,  2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R32G32_SINT]
+    { 8,  2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R32G32_SFLOAT]
+    { 12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT },            //    [VK_FORMAT_R32G32B32_UINT]
+    { 12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT },            //    [VK_FORMAT_R32G32B32_SINT]
+    { 12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT },            //    [VK_FORMAT_R32G32B32_SFLOAT]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT },           //    [VK_FORMAT_R32G32B32A32_UINT]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT },           //    [VK_FORMAT_R32G32B32A32_SINT]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT },           //    [VK_FORMAT_R32G32B32A32_SFLOAT]
+    { 8,  1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R64_UINT]
+    { 8,  1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R64_SINT]
+    { 8,  1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT },            //    [VK_FORMAT_R64_SFLOAT]
+    { 16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT },           //    [VK_FORMAT_R64G64_UINT]
+    { 16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT },           //    [VK_FORMAT_R64G64_SINT]
+    { 16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT },           //    [VK_FORMAT_R64G64_SFLOAT]
+    { 24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT },           //    [VK_FORMAT_R64G64B64_UINT]
+    { 24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT },           //    [VK_FORMAT_R64G64B64_SINT]
+    { 24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT },           //    [VK_FORMAT_R64G64B64_SFLOAT]
+    { 32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT },           //    [VK_FORMAT_R64G64B64A64_UINT]
+    { 32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT },           //    [VK_FORMAT_R64G64B64A64_SINT]
+    { 32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT },           //    [VK_FORMAT_R64G64B64A64_SFLOAT]
+    { 4,  3, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_B10G11R11_UFLOAT_PACK32]
+    { 4,  3, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT },            //    [VK_FORMAT_E5B9G9R9_UFLOAT_PACK32]
+    { 2,  1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT },          //    [VK_FORMAT_D16_UNORM]
+    { 3,  1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT },          //    [VK_FORMAT_X8_D24_UNORM_PACK32]
+    { 4,  1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT },          //    [VK_FORMAT_D32_SFLOAT]
+    { 1,  1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT },          //    [VK_FORMAT_S8_UINT]
+    { 3,  2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT },          //    [VK_FORMAT_D16_UNORM_S8_UINT]
+    { 4,  2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT },          //    [VK_FORMAT_D24_UNORM_S8_UINT]
+    { 4,  2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT },          //    [VK_FORMAT_D32_SFLOAT_S8_UINT]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGB_BIT },       //    [VK_FORMAT_BC1_RGB_UNORM_BLOCK]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGB_BIT },       //    [VK_FORMAT_BC1_RGB_SRGB_BLOCK]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGBA_BIT },      //    [VK_FORMAT_BC1_RGBA_UNORM_BLOCK]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGBA_BIT },      //    [VK_FORMAT_BC1_RGBA_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC2_BIT },           //    [VK_FORMAT_BC2_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC2_BIT },           //    [VK_FORMAT_BC2_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC3_BIT },           //    [VK_FORMAT_BC3_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC3_BIT },           //    [VK_FORMAT_BC3_SRGB_BLOCK]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_BC4_BIT },           //    [VK_FORMAT_BC4_UNORM_BLOCK]
+    { 8,  4, VK_FORMAT_COMPATIBILITY_CLASS_BC4_BIT },           //    [VK_FORMAT_BC4_SNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC5_BIT },           //    [VK_FORMAT_BC5_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC5_BIT },           //    [VK_FORMAT_BC5_SNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC6H_BIT },          //    [VK_FORMAT_BC6H_UFLOAT_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC6H_BIT },          //    [VK_FORMAT_BC6H_SFLOAT_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC7_BIT },           //    [VK_FORMAT_BC7_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC7_BIT },           //    [VK_FORMAT_BC7_SRGB_BLOCK]
+    {  8, 3, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGB_BIT },      //    [VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK]
+    {  8, 3, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGB_BIT },      //    [VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK]
+    {  8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGBA_BIT },     //    [VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK]
+    {  8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGBA_BIT },     //    [VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK]
+    {  8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_EAC_RGBA_BIT }, //    [VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK]
+    {  8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_EAC_RGBA_BIT }, // [VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK]
+    {  8, 1, VK_FORMAT_COMPATIBILITY_CLASS_EAC_R_BIT },         //    [VK_FORMAT_EAC_R11_UNORM_BLOCK]
+    {  8, 1, VK_FORMAT_COMPATIBILITY_CLASS_EAC_R_BIT },         //    [VK_FORMAT_EAC_R11_SNORM_BLOCK]
+    { 16, 2, VK_FORMAT_COMPATIBILITY_CLASS_EAC_RG_BIT },        //    [VK_FORMAT_EAC_R11G11_UNORM_BLOCK]
+    { 16, 2, VK_FORMAT_COMPATIBILITY_CLASS_EAC_RG_BIT },        //    [VK_FORMAT_EAC_R11G11_SNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_4X4_BIT },      //    [VK_FORMAT_ASTC_4x4_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_4X4_BIT },      //    [VK_FORMAT_ASTC_4x4_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X4_BIT },      //    [VK_FORMAT_ASTC_5x4_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X4_BIT },      //    [VK_FORMAT_ASTC_5x4_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X5_BIT },      //    [VK_FORMAT_ASTC_5x5_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X5_BIT },      //    [VK_FORMAT_ASTC_5x5_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X5_BIT },      //    [VK_FORMAT_ASTC_6x5_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X5_BIT },      //    [VK_FORMAT_ASTC_6x5_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X6_BIT },      //    [VK_FORMAT_ASTC_6x6_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X6_BIT },      //    [VK_FORMAT_ASTC_6x6_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X5_BIT },      //    [VK_FORMAT_ASTC_8x5_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X5_BIT },      //    [VK_FORMAT_ASTC_8x5_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X6_BIT },      //    [VK_FORMAT_ASTC_8x6_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X6_BIT },      //    [VK_FORMAT_ASTC_8x6_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X8_BIT },      //    [VK_FORMAT_ASTC_8x8_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X8_BIT },      //    [VK_FORMAT_ASTC_8x8_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X5_BIT },     //    [VK_FORMAT_ASTC_10x5_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X5_BIT },     //    [VK_FORMAT_ASTC_10x5_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT },     //    [VK_FORMAT_ASTC_10x6_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT },     //    [VK_FORMAT_ASTC_10x6_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT },     //    [VK_FORMAT_ASTC_10x8_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT },     //    [VK_FORMAT_ASTC_10x8_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT },    //    [VK_FORMAT_ASTC_10x10_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT },    //    [VK_FORMAT_ASTC_10x10_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT },    //    [VK_FORMAT_ASTC_12x10_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT },    //    [VK_FORMAT_ASTC_12x10_SRGB_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X12_BIT },    //    [VK_FORMAT_ASTC_12x12_UNORM_BLOCK]
+    { 16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X12_BIT },    //    [VK_FORMAT_ASTC_12x12_SRGB_BLOCK]
 };
 
 // Return true if format is a depth or stencil format
@@ -565,6 +567,12 @@ bool vk_format_is_compressed(VkFormat format)
     }
 }
 
+// Return format class of the specified format
+VkFormatCompatibilityClass vk_format_get_compatibility_class(VkFormat format)
+{
+    return vk_format_table[format].format_class;
+}
+
 // Return size, in bytes, of a pixel of the specified format
 size_t vk_format_get_size(VkFormat format)
 {

diff --git a/layers/vk_layer_utils.h b/layers/vk_layer_utils.h
index b59fe1a..5e34502 100644 (file)
--- a/layers/vk_layer_utils.h
+++ b/layers/vk_layer_utils.h
@@ -36,6 +36,56 @@
 extern "C" {
 #endif
 
+typedef enum VkFormatCompatibilityClass {
+    VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT          = 0,
+    VK_FORMAT_COMPATIBILITY_CLASS_8_BIT             = 1,
+    VK_FORMAT_COMPATIBILITY_CLASS_16_BIT            = 2,
+    VK_FORMAT_COMPATIBILITY_CLASS_24_BIT            = 3,
+    VK_FORMAT_COMPATIBILITY_CLASS_32_BIT            = 4,
+    VK_FORMAT_COMPATIBILITY_CLASS_48_BIT            = 5,
+    VK_FORMAT_COMPATIBILITY_CLASS_64_BIT            = 6,
+    VK_FORMAT_COMPATIBILITY_CLASS_96_BIT            = 7,
+    VK_FORMAT_COMPATIBILITY_CLASS_128_BIT           = 8,
+    VK_FORMAT_COMPATIBILITY_CLASS_192_BIT           = 9,
+    VK_FORMAT_COMPATIBILITY_CLASS_256_BIT           = 10,
+    VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGB_BIT       = 11,
+    VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGBA_BIT      = 12,
+    VK_FORMAT_COMPATIBILITY_CLASS_BC2_BIT           = 13,
+    VK_FORMAT_COMPATIBILITY_CLASS_BC3_BIT           = 14,
+    VK_FORMAT_COMPATIBILITY_CLASS_BC4_BIT           = 15,
+    VK_FORMAT_COMPATIBILITY_CLASS_BC5_BIT           = 16,
+    VK_FORMAT_COMPATIBILITY_CLASS_BC6H_BIT          = 17,
+    VK_FORMAT_COMPATIBILITY_CLASS_BC7_BIT           = 18,
+    VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGB_BIT      = 19,
+    VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGBA_BIT     = 20,
+    VK_FORMAT_COMPATIBILITY_CLASS_ETC2_EAC_RGBA_BIT = 21,
+    VK_FORMAT_COMPATIBILITY_CLASS_EAC_R_BIT         = 22,
+    VK_FORMAT_COMPATIBILITY_CLASS_EAC_RG_BIT        = 23,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_4X4_BIT      = 24,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X4_BIT      = 25,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X5_BIT      = 26,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X5_BIT      = 27,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X6_BIT      = 28,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X5_BIT      = 29,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X6_BIT      = 20,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X8_BIT      = 31,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X5_BIT     = 32,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT     = 33,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT     = 34,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT    = 35,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT    = 36,
+    VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X12_BIT    = 37,
+    VK_FORMAT_COMPATIBILITY_CLASS_D16_BIT           = 38,
+    VK_FORMAT_COMPATIBILITY_CLASS_D24_BIT           = 39,
+    VK_FORMAT_COMPATIBILITY_CLASS_D32_BIT           = 30,
+    VK_FORMAT_COMPATIBILITY_CLASS_S8_BIT            = 41,
+    VK_FORMAT_COMPATIBILITY_CLASS_D16S8_BIT         = 42,
+    VK_FORMAT_COMPATIBILITY_CLASS_D24S8_BIT         = 43,
+    VK_FORMAT_COMPATIBILITY_CLASS_D32S8_BIT         = 44,
+    VK_FORMAT_COMPATIBILITY_CLASS_MAX_ENUM          = 45
+} VkFormatCompatibilityClass;
+
+
 static inline bool vk_format_is_undef(VkFormat format)
 {
     return (format == VK_FORMAT_UNDEFINED);
@@ -51,14 +101,16 @@ static inline bool vk_format_is_color(VkFormat format)
     return !(vk_format_is_undef(format) || vk_format_is_depth_or_stencil(format));
 }
 
-bool   vk_format_is_norm(VkFormat format);
-bool   vk_format_is_int(VkFormat format);
-bool   vk_format_is_sint(VkFormat format);
-bool   vk_format_is_uint(VkFormat format);
-bool   vk_format_is_float(VkFormat format);
-bool   vk_format_is_srgb(VkFormat format);
-bool   vk_format_is_compressed(VkFormat format);
-size_t vk_format_get_size(VkFormat format);
+bool                       vk_format_is_norm(VkFormat format);
+bool                       vk_format_is_int(VkFormat format);
+bool                       vk_format_is_sint(VkFormat format);
+bool                       vk_format_is_uint(VkFormat format);
+bool                       vk_format_is_float(VkFormat format);
+bool                       vk_format_is_srgb(VkFormat format);
+bool                       vk_format_is_compressed(VkFormat format);
+size_t                     vk_format_get_size(VkFormat format);
+unsigned int               vk_format_get_channel_count(VkFormat format);
+VkFormatCompatibilityClass vk_format_get_compatibility_class(VkFormat format);
 
 static inline int u_ffs(int val)
 {